What oxigen rich reaches cells in the body through small blood vessels

A car with a mass of 1,200 kilograms is moving around a circular curve at a uniform velocity of 20 meters per second. The centripetal force on the car is 6,000 newtons. What is the radius of the curve?

if a distant star is 20 light years away how long wil it take us to travel there moving at the speed of light?

Justify why does a bird flap its wing to fly higher?

in 1 second, 2.68x10^16 Na ions arrived at the negative electrode and 3.92x10^16 Cl - ions arrive at the positive electrode what is the current passing through the electrodes?

By what factor would your weight be multiplied if the earth were1/2 as massavise and the diameter was unchanged

You are standing in a moving bus, facing forward, and you suddenly fall forward as the bus comes to an immediate stop. The force acting on you that causes you to fall forward is A) the normal force due to your contact with the floor of the bus.

Two technicians are discussing a resistance measurement between the can-h and can-l wires. technician a says this measurement should be done with the ignition switch in the "run" position.

If dot C moves to position 5 (60 meters), what is its average velocity during these 5 seconds? A) 10 m/s B) 11 m/s C) 12 m/s D) 13 m/s

A set is any collection of objects. true or false.

An ambulance is speeding towards you at 20 m/s. If the siren is producing a sound at a frequency of 737 Hz, what is the frequency you hear? (The speed of sound is 343 m/s).